Its interesting you have said this as im able at will to purposly make the tingle intense pressure which stems from the coxicks area.....iv noticed that when on the odd occashion iv done a successful wild i have felt that tingle all over my body as i transition into a dream.
Its weird how i can do.it whenever i want and its related to the same.feel as when you transition but if i try it when going ro sleep nothing happens.....its never felt uncomfortable.tho...only if i make.it very intense...makes.me.hot and.spasm.....im gonna haveto read more.into.shakras as i can do.it at will but dont know.what to.do.with.it....dont worry tho iv been able to do it since i was little and im.still perfectly healthy =)